Security Clearance Jobs in Columbia, MD

Job Title: Software Developer (Journeyman Software Developer; Systems Software)Location: Columbia, MDDate Posted: 7/6/2026...

Who We Are Stanley Reid is a specialized recruiting firm connecting top contractors with exciting IC/DoD opportunities. We're dedicated to a personalized, stress-free job search, matching your unique ...

Title: Virtualization Product Manager Location: Columbia, MD Compensation Range: $200 -$230K *Clearance: *Active TS/SCI w/ Polygraph needed to apply * Company Overview: Cornerstone Defense is the Em...

Title: Senior Systems Engineer Location: Columbia, MD Compensation Range: $190 -$220K *Clearance: *Active TS/SCI w/ Polygraph needed to apply * Company Overview: Cornerstone Defense is the Employer ...

Title: Networking and Internet Product Manager Location: Columbia, MD Compensation Range: $200 -$230K *Clearance: *Active TS/SCI w/ Polygraph needed to apply * Company Overview: Cornerstone Defense ...

Title: SETA AI Engineer Location: Columbia, MD Compensation Range: $220 -$250K *Clearance: *Active TS/SCI w/ Polygraph needed to apply * Company Overview: Cornerstone Defense is the Employer of Choi...

About ARSIEM CorporationAt ARSIEM Corporation we are committed to fostering a proven and trusted partnership with our government clients. Weprovide support to multiple agencies across the United State...

Requisition Number: 29775 Required Travel: 11 - 25% Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $72,209.00 - $145,000.00 Security Clearance: Ability to Obtain Level of Expe...

R-00189217Description Leidos has a new and exciting opportunity for a Software Engineer (SWE) in our Intelligence Sector, Cyber & Analytics Business Area (CABA).  Our talented team is at the ...

PLEX Solutions, A Part of Markon is looking for a Sr. Computer and Information Research Scientist to join our team in Columbia, MD area. In this role, you will support the design, development, integra...

PLEX Solutions, A Part of Markon is looking for a Senior Systems Engineer to provides strategic systems engineering, technical governance, and enterprise integration support. This highly visible SETA ...

Active Top Secret (TS/SCI) clearance with polygraph is required. Visionist has an exciting new, fully FUNDED opportunity for a Senior Applied AI Engineer - Software Engineering on our largest PRI...

Join the forward-deployed development team at Neural Solutions, supporting critical mission operations with advanced security solutions. Work closely with analysts and operators to develop tools that ...

You will act as a full stack developer for a system supporting mission management and workflow automation, working closely with a team of developers, analysts, and subject matter experts to develop an...

We are seeking a seasoned Software Engineer for development and maintenance of large-scale, distributed web applications. In this role, you will focus on building robust, scalable systems using modern...

R-00188601Description More About the Role:Leidos is seeking a Network Engineer to lead vulnerability management and STIG compliance program for NMCI network infrastructure. Provide technical leadershi...

R-00188602Description More About the Role:Leidos is seeking a Network Engineer execute patch testing, STIG compliance assessments, and lab validation for assigned network infrastructure domain. Work i...

AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government. We are dedicated to recruiting, developing an...

AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government. We are dedicated to recruiting, developing an...

AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government. We are dedicated to recruiting, developing an...